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  1. f = open("file_a_1000", "r")
  2. a = f.readlines()
  3.  
  4. f = open("file_b_1000", "r")
  5. b = f.readlines()
  6.  
  7. i = 0
  8. for x in b:
  9.     if a.count(x) > 0:
  10.         a.remove(x)
  11.  
  12. f = open("file_c_1000", "w")
  13. for x in a:
  14.     f.write(x + "\n")
Runtime error #stdin #stdout #stderr 0.01s 7848KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
stderr
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Traceback (most recent call last):
  File "prog.py", line 1, in <module>
IOError: [Errno 2] No such file or directory: 'file_a_1000'
https://ideone.com/qF05cm
language:
Python (cpython 2.7.16)
created:
11 years ago
visibility:
secret

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